Simplify code
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@24806 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/CodeGen/SelectionDAG/ScheduleDAG.cpp b/lib/CodeGen/SelectionDAG/ScheduleDAG.cpp
index c1a7f47..db05436 100644
--- a/lib/CodeGen/SelectionDAG/ScheduleDAG.cpp
+++ b/lib/CodeGen/SelectionDAG/ScheduleDAG.cpp
@@ -704,13 +704,8 @@
if (DAG.getEntryNode().Val != DAG.getRoot().Val)
Ordering.push_back(getNI(DAG.getEntryNode().Val));
- // FIXME - Reverse the order
- for (unsigned i = 0, N = Ordering.size(), Half = N >> 1; i < Half; i++) {
- unsigned j = N - i - 1;
- NodeInfo *tmp = Ordering[i];
- Ordering[i] = Ordering[j];
- Ordering[j] = tmp;
- }
+ // Reverse the order
+ std::reverse(Ordering.begin(), Ordering.end());
}
/// IdentifyGroups - Put flagged nodes into groups.